Continental attack force iii clincher tyre setthe racing tyre of choice from professionals in worldtour teams to the local racing scene continentals grand prix attack force iii tyre set is the complete package the front and rear tyres come in difference sizes 23c and 25c respectively and do very unique and specific jobs the front tyre delivers precision steering with the rear tyre providing shock absorption and comfort attack the peloton and force the pace with continentals grand pr